Oasis in the Deep

Coral reefs aren’t just for the shallows! Far beneath the ocean surface, deep-sea corals and sponges sprout from the seafloor. These creatures provide habitat for sea stars, fish, shrimp, and more. Thanks to ever-improving technology, sanctuary researchers are getting a closer look at these remote coral ecosystems.

Brigth pink corals with fish swimming above

Corals and other invertebrates create technicolor scenery on the pinnacles of Cordell Bank National Marine Sanctuary. Photo: Robert Lee/BAUE

A crab explores bamboo coral

A crab explores bamboo coral in Bodega Canyon in Cordell Bank National Marine Sanctuary. Photo: OET/NOAA

Crinoids and Primnoa coral

Crinoids and Primnoa coral grow in the Juan de Fuca Canyon in Olympic Coast National Marine Sanctuary. Photo: OET/NOAA